def get_relationship(self, member, relation):
person = self.search_member(member.name)
if (relation == constants.SIBLINGS):
result = self.in_order([
sibling.name
for sibling in person.get_brother() + person.get_sister()
])
elif (relation == constants.PATERNAL_UNCLE):
result = self.in_order(
[per.name for per in person.get_paternal_uncle()])
elif (relation == constants.PATERNAL_AUNT):
result = self.in_order(
[per.name for per in person.get_paternal_aunt()])
elif (relation == constants.MATERNAL_UNCLE):
result = self.in_order(
[per.name for per in person.get_maternal_uncle()])
elif (relation == constants.MATERNAL_AUNT):
result = self.in_order(
[per.name for per in person.get_maternal_aunt()])
elif (relation == constants.COMMAND_SON):
result = self.in_order([per.name for per in person.sons])
elif (relation == constants.COMMAND_DAUGHTER):
result = self.in_order([per.name for per in person.daughters])
elif (relation == constants.SISTER_IN_LAW):
result = self.in_order(
[inlaw.name for inlaw in person.get_sister_in_law()])
elif (relation == constants.BROTHER_IN_LAW):
result = self.in_order(
[inlaw.name for inlaw in person.get_brother_in_law()])
else:
raise custom_exceptions.CommandNotFound(constants.COMMAND_ERROR)
if (len(result) == 0):
raise custom_exceptions.NullPointer(constants.NULLPOINTER_ERROR)
return result
def get_maternal_uncle(self):
if self.mother is None:
raise custom_exceptions.NullPointer(constants.NULLPOINTER_ERROR)
else:
mother = self.mother
return mother.get_brother()
def get_paternal_aunt(self):
if (self.father is None):
raise custom_exceptions.NullPointer(constants.NULLPOINTER_ERROR)
else:
father = self.father
return father.get_sister()